arm64: dts: lx2160a: add emdio2 node

Add a description for the emdio2 controller to the lx2160a dtsi file,
so we can use it in the SolidRun Clearfog CX platform.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi

@@ -950,6 +950,16 @@
 			status = "disabled";
 		};
 
+		emdio2: mdio@8b97000 {
+			compatible = "fsl,fman-memac-mdio";
+			reg = <0x0 0x8b97000 0x0 0x1000>;
+			interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+			little-endian;
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		fsl_mc: fsl-mc@80c000000 {
 			compatible = "fsl,qoriq-mc";
 			reg = <0x00000008 0x0c000000 0 0x40>,